<%@page import="java.text.SimpleDateFormat"%>
<%@page import="java.text.DateFormat"%>
<%@page import="java.util.Date"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>系统日期</title>
</head>
<body>
	<%
		Date date = new Date();
		// 测试注释是否能显示
		DateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
		String dateStr = df.format(date);
	%>
	<h1>系统当前时间：<%=dateStr %></h1><br>
	<%
		String userId = request.getParameter("userId").toString();
		if (userId != null && userId.trim().length() > 0) {
	%>
		<div>UserID=<%= userId %></div>
	<%
		}
	%>
	
</body>
</html>